diff --git a/docker/Dockerfile b/docker/Dockerfile
index b9fccae..05f8bea 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,7 +1,9 @@
 ARG BASE_IMAGE=ros:noetic-ros-base-focal
 FROM ${BASE_IMAGE}
+ADD sources.list /etc/apt/ #change the source into tuna's mirror
 # install ros packages
-RUN apt-get update && apt-get install -y --no-install-recommends \
+RUN sudo sh -c '. /etc/lsb-release && echo "deb http://mirrors.tuna.tsinghua.edu.cn/ros/ubuntu/ `lsb_release -cs` main" > /etc/apt/sources.list.d/ros-latest.list' && \ #setup sources.list using the tuna's mirror in order to install the following ROS packages and google-glog library without errors
+    apt-get update && apt-get install -y --no-install-recommends \
     ros-${ROS_DISTRO}-tf ros-${ROS_DISTRO}-nav-msgs ros-${ROS_DISTRO}-geometry-msgs libgoogle-glog-dev \
     && rm -rf /var/lib/apt/lists/*
 RUN mkdir -p /root/catkin_ws/src
diff --git a/docker/sources.list b/docker/sources.list
new file mode 100644
index 0000000..d1f656d
--- /dev/null
+++ b/docker/sources.list
@@ -0,0 +1,9 @@
+# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
+deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
+deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
+deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
+deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse
+deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse